Extension: Matrix functions
#include "dg/matrix/matrix.h"
|
#include <boost/math/special_functions.hpp>
#include "lapacke.h"
#include "dg/algorithm.h"
#include "functors.h"
Go to the source code of this file.
Classes | |
class | dg::mat::TridiagInvHMGTI< real_type > |
Compute the inverse of a general tridiagonal matrix. More... | |
class | dg::mat::TridiagInvDF< real_type > |
USE THIS ONE Compute the inverse of a general tridiagonal matrix. The algorithm does not rely on the determinant. More... | |
class | dg::mat::TridiagInvD< real_type > |
Compute the inverse of a general tridiagonal matrix. More... | |
Namespaces | |
namespace | dg |
Classes for Krylov space approximations of a Matrix-Vector product. | |
namespace | dg::mat |
Functions | |
template<class value_type > | |
value_type | dg::mat::compute_Tinv_m1 (const dg::TriDiagonal< thrust::host_vector< value_type > > &T, unsigned size) |
Computes the value of | |
template<class value_type > | |
void | dg::mat::compute_Tinv_y (const dg::TriDiagonal< thrust::host_vector< value_type > > &T, thrust::host_vector< value_type > &x, const thrust::host_vector< value_type > &y, value_type a=1., value_type d=0.) |
Computes the value of | |
template<class value_type > | |
void | dg::mat::invert (const dg::TriDiagonal< thrust::host_vector< value_type > > &T, dg::SquareMatrix< value_type > &Tinv) |
Invert a tridiagonal matrix. | |
template<class value_type > | |
dg::SquareMatrix< value_type > | dg::mat::invert (const dg::TriDiagonal< thrust::host_vector< value_type > > &T) |
Invert a tridiagonal matrix. | |
template<class value_type > | |
std::array< value_type, 2 > | dg::mat::compute_extreme_EV (const dg::TriDiagonal< thrust::host_vector< value_type > > &T) |
Compute extreme Eigenvalues of a symmetric tridiangular matrix. | |